81177112

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1973}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 157525200

約数和(自身を除く): 76348088

約数列:

[1, 2, 4, 8, 37, 74, 139, 148, 278, 296, 556, 1112, 1973, 3946, 5143, 7892, 10286, 15784, 20572, 41144, 73001, 146002, 274247, 292004, 548494, 584008, 1096988, 2193976, 10147139, 20294278, 40588556, 81177112]

約数ペア:

[(1, 81177112), (2, 40588556), (4, 20294278), (8, 10147139), (37, 2193976), (74, 1096988), (139, 584008), (148, 548494), (278, 292004), (296, 274247), (556, 146002), (1112, 73001), (1973, 41144), (3946, 20572), (5143, 15784), (7892, 10286)]